Finding the Fourth Proportional to 5,486,328.66, 7,571,053.52 and 3,038,931.68
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Solution
The fourth proportional to 5,486,328.66, 7,571,053.52 and 3,038,931.68 is: 4,193,681.39
Step by Step Solution
- Step 1: Write the proportion equation
5,486,328.66 : 7,571,053.52 = 3,038,931.68 : x - Step 2: Convert to fraction form
5,486,328.66/7,571,053.52 = 3,038,931.68/x - Step 3: Cross multiply
5,486,328.66x = 7,571,053.52 × 3,038,931.68 - Step 4: Simplify right side
5,486,328.66x = 23,007,914,392,903.51 - Step 5: Solve for x
x = 23,007,914,392,903.51/5,486,328.66 - Step 6: Final answer
x = 4,193,681.39
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.